[INFO] fetching crate rhododendron 0.6.0...
[INFO] extracting crate rhododendron 0.6.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/rhododendron/0.6.0
[INFO] extracting crate rhododendron 0.6.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rhododendron/0.6.0
[INFO] validating manifest of rhododendron-0.6.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rhododendron-0.6.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rhododendron-0.6.0
[INFO] finished frobbing rhododendron-0.6.0
[INFO] frobbed toml for rhododendron-0.6.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/rhododendron/0.6.0/Cargo.toml
[INFO] started frobbing rhododendron-0.6.0
[INFO] finished frobbing rhododendron-0.6.0
[INFO] frobbed toml for rhododendron-0.6.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rhododendron/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rhododendron-0.6.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rhododendron/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 987f1c3997dbe052403695d9579f7c994b690be1a613001695823b107cdc2ea4
[INFO] running `"docker" "start" "-a" "987f1c3997dbe052403695d9579f7c994b690be1a613001695823b107cdc2ea4"`
[INFO] [stderr]    Compiling rhododendron v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "987f1c3997dbe052403695d9579f7c994b690be1a613001695823b107cdc2ea4"`
[INFO] running `"docker" "rm" "-f" "987f1c3997dbe052403695d9579f7c994b690be1a613001695823b107cdc2ea4"`
[INFO] [stdout] 987f1c3997dbe052403695d9579f7c994b690be1a613001695823b107cdc2ea4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rhododendron/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 407d906f2a48671d17ec6b90e992959a78b02b347bf5733a2a750999464f4796
[INFO] running `"docker" "start" "-a" "407d906f2a48671d17ec6b90e992959a78b02b347bf5733a2a750999464f4796"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling byte-slice-cast v0.3.2
[INFO] [stderr]    Compiling bitvec v0.11.3
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling parity-codec-derive v3.3.0
[INFO] [stderr]    Compiling parity-codec v4.1.4
[INFO] [stderr]    Compiling rhododendron v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tests.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |     type RoundTimeout = Box<Future<Item=(), Error=Error>>;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=Error>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.25s
[INFO] running `"docker" "inspect" "407d906f2a48671d17ec6b90e992959a78b02b347bf5733a2a750999464f4796"`
[INFO] running `"docker" "rm" "-f" "407d906f2a48671d17ec6b90e992959a78b02b347bf5733a2a750999464f4796"`
[INFO] [stdout] 407d906f2a48671d17ec6b90e992959a78b02b347bf5733a2a750999464f4796
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rhododendron/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] b0e4ea33c2b50a762c2c3cdeb84e40d7f2a036bd20454921a4e9dc845a565668
[INFO] running `"docker" "start" "-a" "b0e4ea33c2b50a762c2c3cdeb84e40d7f2a036bd20454921a4e9dc845a565668"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rhododendron-646c5066197e6127
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test accumulator::tests::conclude_without_prepare ... ok
[INFO] [stdout] test accumulator::tests::accepts_proposal_from_proposer_only ... ok
[INFO] [stdout] test accumulator::tests::begin_to_advance ... ok
[INFO] [stdout] test accumulator::tests::conclude_different_than_proposed ... ok
[INFO] [stdout] test accumulator::tests::prepare_to_commit ... ok
[INFO] [stdout] test accumulator::tests::prepare_to_advance ... ok
[INFO] [stdout] test accumulator::tests::double_propose_is_misbehavior ... ok
[INFO] [stdout] test accumulator::tests::propose_after_prepared_does_not_clobber_state ... ok
[INFO] [stdout] test accumulator::tests::reaches_prepare_phase ... ok
[INFO] [stdout] test accumulator::tests::propose_after_advance_does_not_clobber_state ... ok
[INFO] [stdout] test accumulator::tests::propose_after_committed_does_not_clobber_state ... ok
[INFO] [stdout] test accumulator::tests::justification_checks_out ... ok
[INFO] [stdout] test accumulator::tests::double_prepare_is_misbehavior ... ok
[INFO] [stdout] test accumulator::tests::double_commit_is_misbehavior ... ok
[INFO] [stdout] test tests::consensus_completes_with_minimum_good ... ok
[INFO] [stdout] test tests::consensus_completes_with_minimum_good_all_initial_proposals_bad ... ok
[INFO] [stdout] test tests::threshold_plus_one_locked_on_bad_proposal ... ok
[INFO] [stdout] test tests::threshold_plus_one_locked_on_proposal_only_one_with_candidate ... ok
[INFO] [stdout] test tests::consensus_completes_even_when_nodes_start_with_a_delay ... ok
[INFO] [stderr]    Doc-tests rhododendron
[INFO] [stdout] test tests::consensus_does_not_complete_without_enough_nodes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b0e4ea33c2b50a762c2c3cdeb84e40d7f2a036bd20454921a4e9dc845a565668"`
[INFO] running `"docker" "rm" "-f" "b0e4ea33c2b50a762c2c3cdeb84e40d7f2a036bd20454921a4e9dc845a565668"`
[INFO] [stdout] b0e4ea33c2b50a762c2c3cdeb84e40d7f2a036bd20454921a4e9dc845a565668